------------[ cut here ]------------ lockdep bfs error:-1 WARNING: CPU: 1 PID: 12305 at kernel/locking/lockdep.c:2022 print_bfs_bug+0x22/0x30 kernel/locking/lockdep.c:2022 Modules linked in: CPU: 1 PID: 12305 Comm: syz-executor.0 Not tainted 5.15.181-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 RIP: 0010:print_bfs_bug+0x22/0x30 kernel/locking/lockdep.c:2022 Code: 79 ff ff ff 0f 1f 40 00 55 53 89 fb e8 27 85 7b 02 89 c5 e8 50 e4 fe ff 85 ed 74 10 48 c7 c7 40 28 0b 8a 89 de e8 0e a7 39 08 <0f> 0b 5b 5d c3 66 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 RSP: 0018:ffffc900050a6c68 EFLAGS: 00010046 RAX: a3a370a549286a00 RBX: 00000000ffffffff RCX: ffff88805fb6bb80 RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1017224f24 R10: ffffed1017224f24 R11: 1ffff11017224f23 R12: 0000000000000008 R13: 00000000000003ff R14: ffffffff8f9443b0 R15: ffffffff92896538 FS: 00007f28c87b56c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f28c9490514 CR3: 0000000083b3a000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: check_irq_usage kernel/locking/lockdep.c:-1 [inline] check_prev_add kernel/locking/lockdep.c:3057 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x5968/0x7c60 kernel/locking/lockdep.c:5012 lock_acquire+0x197/0x3f0 kernel/locking/lockdep.c:5623 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 alloc_object+0x1c0/0x650 lib/debugobjects.c:237 lookup_object_or_alloc lib/debugobjects.c:591 [inline] __debug_object_init+0x154/0xa40 lib/debugobjects.c:621 lb_init+0x1f5/0x3b0 drivers/net/team/team_mode_loadbalance.c:632 __team_change_mode+0x2e2/0x520 drivers/net/team/team.c:580 team_change_mode drivers/net/team/team.c:614 [inline] team_mode_option_set+0x326/0x3a0 drivers/net/team/team.c:1393 team_option_set drivers/net/team/team.c:376 [inline] team_nl_cmd_options_set+0x8d5/0xd70 drivers/net/team/team.c:2689 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] genl_family_rcv_msg net/netlink/genetlink.c:775 [inline] genl_rcv_msg+0xbc6/0xf40 net/netlink/genetlink.c:792 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2489 genl_rcv+0x24/0x40 net/netlink/genetlink.c:803 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x77c/0x920 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x8ab/0xbc0 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg+0x190/0x250 net/socket.c:2526 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f28c9434e69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f28c87b50c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f28c9562f80 RCX: 00007f28c9434e69 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 RBP: 00007f28c948147a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f28c9562f80 R15: 00007ffc500a1fb8